diff options
Diffstat (limited to 'package/kernel/mac80211/patches/322-v4.16-0001-brcmfmac-add-possibility-to-obtain-firmware-error.patch')
| -rw-r--r-- | package/kernel/mac80211/patches/322-v4.16-0001-brcmfmac-add-possibility-to-obtain-firmware-error.patch | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/package/kernel/mac80211/patches/322-v4.16-0001-brcmfmac-add-possibility-to-obtain-firmware-error.patch b/package/kernel/mac80211/patches/322-v4.16-0001-brcmfmac-add-possibility-to-obtain-firmware-error.patch new file mode 100644 index 0000000000..e6486160fc --- /dev/null +++ b/package/kernel/mac80211/patches/322-v4.16-0001-brcmfmac-add-possibility-to-obtain-firmware-error.patch @@ -0,0 +1,92 @@ +From 933897342d0714ae1c10729cbaeecea0c6178db5 Mon Sep 17 00:00:00 2001 +From: Arend Van Spriel <arend.vanspriel@broadcom.com> +Date: Wed, 28 Feb 2018 21:15:19 +0100 +Subject: [PATCH] brcmfmac: add possibility to obtain firmware error + +The feature module needs to evaluate the actual firmware error return +upon a control command. This adds a flag to struct brcmf_if that the +caller can set. This flag is checked to determine the error code that +needs to be returned. + +Fixes: b69c1df47281 ("brcmfmac: separate firmware errors from i/o errors") +Reviewed-by: Hante Meuleman <hante.meuleman@broadcom.com> +Reviewed-by: Pieter-Paul Giesberts <pieter-paul.giesberts@broadcom.com> +Reviewed-by: Franky Lin <franky.lin@broadcom.com> +Signed-off-by: Arend van Spriel <arend.vanspriel@broadcom.com> +Signed-off-by: Kalle Valo <kvalo@codeaurora.org> +--- + drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.h | 2 ++ + drivers/net/wireless/broadcom/brcm80211/brcmfmac/feature.c | 10 ++++++++++ + drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwil.c | 3 +++ + 3 files changed, 15 insertions(+) + +--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.h ++++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.h +@@ -181,6 +181,7 @@ enum brcmf_netif_stop_reason { + * @netif_stop_lock: spinlock for update netif_stop from multiple sources. + * @pend_8021x_cnt: tracks outstanding number of 802.1x frames. + * @pend_8021x_wait: used for signalling change in count. ++ * @fwil_fwerr: flag indicating fwil layer should return firmware error codes. + */ + struct brcmf_if { + struct brcmf_pub *drvr; +@@ -198,6 +199,7 @@ struct brcmf_if { + wait_queue_head_t pend_8021x_wait; + struct in6_addr ipv6_addr_tbl[NDOL_MAX_ENTRIES]; + u8 ipv6addr_idx; ++ bool fwil_fwerr; + }; + + int brcmf_netdev_wait_pend8021x(struct brcmf_if *ifp); +--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/feature.c ++++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/feature.c +@@ -104,6 +104,9 @@ static void brcmf_feat_iovar_int_get(str + u32 data; + int err; + ++ /* we need to know firmware error */ ++ ifp->fwil_fwerr = true; ++ + err = brcmf_fil_iovar_int_get(ifp, name, &data); + if (err == 0) { + brcmf_dbg(INFO, "enabling feature: %s\n", brcmf_feat_names[id]); +@@ -112,6 +115,8 @@ static void brcmf_feat_iovar_int_get(str + brcmf_dbg(TRACE, "%s feature check failed: %d\n", + brcmf_feat_names[id], err); + } ++ ++ ifp->fwil_fwerr = false; + } + + static void brcmf_feat_iovar_data_set(struct brcmf_if *ifp, +@@ -120,6 +125,9 @@ static void brcmf_feat_iovar_data_set(st + { + int err; + ++ /* we need to know firmware error */ ++ ifp->fwil_fwerr = true; ++ + err = brcmf_fil_iovar_data_set(ifp, name, data, len); + if (err != -BRCMF_FW_UNSUPPORTED) { + brcmf_dbg(INFO, "enabling feature: %s\n", brcmf_feat_names[id]); +@@ -128,6 +136,8 @@ static void brcmf_feat_iovar_data_set(st + brcmf_dbg(TRACE, "%s feature check failed: %d\n", + brcmf_feat_names[id], err); + } ++ ++ ifp->fwil_fwerr = false; + } + + #define MAX_CAPS_BUFFER_SIZE 512 +--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwil.c ++++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwil.c +@@ -131,6 +131,9 @@ brcmf_fil_cmd_data(struct brcmf_if *ifp, + brcmf_fil_get_errstr((u32)(-fwerr)), fwerr); + err = -EBADE; + } ++ if (ifp->fwil_fwerr) ++ return fwerr; ++ + return err; + } + |